<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<style>
		.contener {
			width: 300px;
			height: 60px;
			background-color: #00bcd4;
			line-height: 60px;
			color: #ffffff;
			font-weight: 300;
			font-family: 'Roboto';
			font-size: 25px;
			position: relative;
			overflow: hidden;
			cursor: pointer;
			box-shadow: 1px 1px 1px #333333;
		}

		.txt_button {
			position: absolute;
			width: 100%;
		}

		.contener:hover .circle {
			-webkit-animation: oblik 0.4s ease-in;
			-webkit-transform-origin: 50% 50%;
			-moz-animation: oblik 0.4s ease-in;
			-moz-transform-origin: 50% 50%;
			-ms-animation: oblik 0.4s ease-in;
			-ms-transform-origin: 50% 50%;
			animation: oblik 0.4s ease-in;
			transform-origin: 50% 50%;
			width: 100px;
			height: 100px;
			border-radius: 50%;
		}

		@-webkit-keyframes oblik {
			0% {
				opacity: 1;
				-webkit-transform: scale(0);
			}

			100% {
				opacity: 0;
				-webkit-transform: scale(5);
				background-color: #006064;
			}
		}

		@-moz-keyframes oblik {
			0% {
				opacity: 1;
				-moz-transform: scale(0);
			}

			100% {
				opacity: 0;
				-moz-transform: scale(5);
				background-color: #006064;
			}
		}

		@-ms-keyframes oblik {
			0% {
				opacity: 1;
				-ms-transform: scale(0);
			}

			100% {
				opacity: 0;
				-ms-transform: scale(5);
				background-color: #006064;
			}
		}

		@keyframes oblik {
			0% {
				opacity: 1;
				transform: scale(0);
			}

			100% {
				opacity: 0;
				transform: scale(5);
				background-color: #006064;
			}
		}
	</style>
	<body>
		<div align="center">
			<div class="contener">
				<div class="txt_button">
					WIFEO</div>
				<div class="circle">
				</div>
			</div>
		</div>
	</body>
</html>
